#CB3C38#CB3C38

#CB3C38 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.7% C 0.181 H 26.4°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#CB3C38
RGB	rgb(203, 60, 56)
HSL	hsl(2, 59%, 51%)
HSV	hsv(2, 72%, 80%)
CMYK	cmyk(0%, 70.4%, 72.4%, 20.4%)
CIE-LAB	lab(47.26, 55.86, 35.35)
CIE-LCH	lch(47.26, 66.11, 32.33°)
OKLab	oklab(56.68% 0.1618 0.0802)
OKLCH	oklch(56.68% 0.181 26.4)
XYZ	xyz(26.9613, 16.2178, 5.4513)
Luminance	0.1621 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3C38 #38C7CB

analogous

#CB387D #CB3C38 #CB8638

triadic

#CB3C38 #38CB3C #3C38CB

tetradic

#CB3C38 #7DCB38 #38C7CB #8638CB

square

#CB3C38 #7DCB38 #38C7CB #8638CB

split-complementary

#CB3C38 #38CB86 #387DCB

monochromatic

#6C1E1C #9D2C29 #CB3C38 #D86C69 #E49B99

Accessibility & contrast

On white

4.95

#CB3C38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#CB3C38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3C38

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3C38	#FFFFFF	#000000	##FFFFFF
##CB3C38	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C36

Deuteranopia (green-blind)

#897B33

Tritanopia (blue-blind)

#DF043D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3c38;
/* rgb */ color: rgb(203, 60, 56);
/* oklch */ color: oklch(56.7% 0.181 26.4);

Tailwind

colors: {
  custom: {
    50: '#e37b6f',
    500: '#cb3c38',
    950: '#000000',
  },
}

SCSS

$custom: #cb3c38;
$custom-light: #e37b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3c38",
  "rgb": {
    "r": 203,
    "g": 60,
    "b": 56
  },
  "hsl": {
    "h": 1.633,
    "s": 58.566,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56684,
    "c": 0.1806,
    "h": 26.4
  },
  "luminance": 0.16214
}

Semantic roles & 50–950 ramp

primary

#CB3C38

secondary

#8FCED0

accent

#DEE246

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CB3C38

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →